photo, left: Billa and Walter, picking flowers in a field.

photo, above: Billa and son Walter, date and location unknown.

photo, right: Billa, son Walter, and daughter Yvonne, whom she is holding.

These photos were taken in the early 1930s.

photo, left: Yvonne Gayer, feeding a chicken. Early 1930s.

photo, above: Billa Gayer (née Schneider), with children in a Euskirchen park, 30 July 1934. From left to right are Kurt (son of Sibilla Mainzer (née Heumann), Walter, Gert (daughter of the Mainzers); and a larger boy behind them, name unknown.

photo, right: Baby Walter with his aunt Betty. 1928. Back court of Klosterstrasse 4.